Sean Koster
USATT#: 212045
1564 1669
2018 Arizona Closed
5 May 2018 - 6 May 2018
5 May 2018 - 6 May 2018
This page explains how Sean Koster (USATT# 212045)'s rating went from 1564 to 1669 at the 2018 Arizona Closed held on 5 May 2018 - 6 May 2018. The links below take you to pages that describe various aspects of the rating processor.
Introduction
Initial Rating
The rating processor goes through 4 passes in order. The links take you to pages that provide detailed explanations of the calculations during each of the 4 passes.